The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 10, 1978
Filed:
Jan. 03, 1977
Applicant:
Inventors:
Charles Arthur Willus, Bethel, CT (US);
Per Nyrop, Norwalk, CT (US);
Assignee:
Dorr-Oliver Incorporated, Stamford, CT (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B04B / ; B04B / ;
U.S. Cl.
CPC ...
233-3 ; 233 / ; 233 34 ;
Abstract
A nozzle type centrifugal machine designed for two-fraction separation of feed slurry, wherein the rotor has a light fraction overflow at the top, while feed slurry as well as underflow return slurry from the nozzles are introduced into the rotor from below into respective feed accelerating pumping chambers, and wherein improvements in the pumping chambers results in reduced power requirement and in improved overall performance of the machine.